Finding the Fourth Proportional to 113,100.56, 156,085.80 and 62,799.92

Step by Step Solution

1. Step 1: Write the proportion equation
   113,100.56 : 156,085.80 = 62,799.92 : x
2. Step 2: Convert to fraction form
   113,100.56/156,085.80 = 62,799.92/x
3. Step 3: Cross multiply
   113,100.56x = 156,085.80 × 62,799.92
4. Step 4: Simplify right side
   113,100.56x = 9,802,175,753.14
5. Step 5: Solve for x
   x = 9,802,175,753.14/113,100.56
6. Step 6: Final answer
   x = 86,667.79