Finding the Fourth Proportional to 113,707.48, 156,917.59 and 62,722.02

Step by Step Solution

1. Step 1: Write the proportion equation
   113,707.48 : 156,917.59 = 62,722.02 : x
2. Step 2: Convert to fraction form
   113,707.48/156,917.59 = 62,722.02/x
3. Step 3: Cross multiply
   113,707.48x = 156,917.59 × 62,722.02
4. Step 4: Simplify right side
   113,707.48x = 9,842,188,473.25
5. Step 5: Solve for x
   x = 9,842,188,473.25/113,707.48
6. Step 6: Final answer
   x = 86,557.09