Finding the Fourth Proportional to 113,300.48, 156,348.24 and 62,998.40

Step by Step Solution

1. Step 1: Write the proportion equation
   113,300.48 : 156,348.24 = 62,998.40 : x
2. Step 2: Convert to fraction form
   113,300.48/156,348.24 = 62,998.40/x
3. Step 3: Cross multiply
   113,300.48x = 156,348.24 × 62,998.40
4. Step 4: Simplify right side
   113,300.48x = 9,849,688,962.82
5. Step 5: Solve for x
   x = 9,849,688,962.82/113,300.48
6. Step 6: Final answer
   x = 86,934.22