Finding the Fourth Proportional to 113,742.93, 156,964.15 and 62,756.07

Step by Step Solution

1. Step 1: Write the proportion equation
   113,742.93 : 156,964.15 = 62,756.07 : x
2. Step 2: Convert to fraction form
   113,742.93/156,964.15 = 62,756.07/x
3. Step 3: Cross multiply
   113,742.93x = 156,964.15 × 62,756.07
4. Step 4: Simplify right side
   113,742.93x = 9,850,453,184.89
5. Step 5: Solve for x
   x = 9,850,453,184.89/113,742.93
6. Step 6: Final answer
   x = 86,602.77