Finding the Fourth Proportional to 49,089,140,914.53, 67,744,685,940.55 and 28,487,735,768.54

Step by Step Solution

1. Step 1: Write the proportion equation
   49,089,140,914.53 : 67,744,685,940.55 = 28,487,735,768.54 : x
2. Step 2: Convert to fraction form
   49,089,140,914.53/67,744,685,940.55 = 28,487,735,768.54/x
3. Step 3: Cross multiply
   49,089,140,914.53x = 67,744,685,940.55 × 28,487,735,768.54
4. Step 4: Simplify right side
   49,089,140,914.53x = 1,929,892,712,797,108,174,848
5. Step 5: Solve for x
   x = 1,929,892,712,797,108,174,848/49,089,140,914.53
6. Step 6: Final answer
   x = 39,314,045,364.08