Finding the Fourth Proportional to 83,477.71, 125,008.85 and 58,400.37

Step by Step Solution

1. Step 1: Write the proportion equation
   83,477.71 : 125,008.85 = 58,400.37 : x
2. Step 2: Convert to fraction form
   83,477.71/125,008.85 = 58,400.37/x
3. Step 3: Cross multiply
   83,477.71x = 125,008.85 × 58,400.37
4. Step 4: Simplify right side
   83,477.71x = 7,300,563,093.27
5. Step 5: Solve for x
   x = 7,300,563,093.27/83,477.71
6. Step 6: Final answer
   x = 87,455.24