Finding the Fourth Proportional to 85,469,581.75, 117,948,127.31 and 46,311,327.31

Step by Step Solution

1. Step 1: Write the proportion equation
   85,469,581.75 : 117,948,127.31 = 46,311,327.31 : x
2. Step 2: Convert to fraction form
   85,469,581.75/117,948,127.31 = 46,311,327.31/x
3. Step 3: Cross multiply
   85,469,581.75x = 117,948,127.31 × 46,311,327.31
4. Step 4: Simplify right side
   85,469,581.75x = 5,462,334,329,454,960
5. Step 5: Solve for x
   x = 5,462,334,329,454,960/85,469,581.75
6. Step 6: Final answer
   x = 63,909,688.31