Finding the Fourth Proportional to 76,771,911.68, 105,945,230.04 and 41,964,740.72

Step by Step Solution

1. Step 1: Write the proportion equation
   76,771,911.68 : 105,945,230.04 = 41,964,740.72 : x
2. Step 2: Convert to fraction form
   76,771,911.68/105,945,230.04 = 41,964,740.72/x
3. Step 3: Cross multiply
   76,771,911.68x = 105,945,230.04 × 41,964,740.72
4. Step 4: Simplify right side
   76,771,911.68x = 4,445,964,109,149,355.50
5. Step 5: Solve for x
   x = 4,445,964,109,149,355.50/76,771,911.68
6. Step 6: Final answer
   x = 57,911,337.78