Finding the Fourth Proportional to 113,013.58, 155,960.72 and 62,031.08

Step by Step Solution

1. Step 1: Write the proportion equation
   113,013.58 : 155,960.72 = 62,031.08 : x
2. Step 2: Convert to fraction form
   113,013.58/155,960.72 = 62,031.08/x
3. Step 3: Cross multiply
   113,013.58x = 155,960.72 × 62,031.08
4. Step 4: Simplify right side
   113,013.58x = 9,674,411,899.18
5. Step 5: Solve for x
   x = 9,674,411,899.18/113,013.58
6. Step 6: Final answer
   x = 85,603.98