Finding the Fourth Proportional to 78,152.50, 116,961.99 and 49,675.02

Step by Step Solution

1. Step 1: Write the proportion equation
   78,152.50 : 116,961.99 = 49,675.02 : x
2. Step 2: Convert to fraction form
   78,152.50/116,961.99 = 49,675.02/x
3. Step 3: Cross multiply
   78,152.50x = 116,961.99 × 49,675.02
4. Step 4: Simplify right side
   78,152.50x = 5,810,089,192.49
5. Step 5: Solve for x
   x = 5,810,089,192.49/78,152.50
6. Step 6: Final answer
   x = 74,342.97