Finding the Fourth Proportional to 113,751.30, 156,975.72 and 62,764.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,751.30 : 156,975.72 = 62,764.50 : x
2. Step 2: Convert to fraction form
   113,751.30/156,975.72 = 62,764.50/x
3. Step 3: Cross multiply
   113,751.30x = 156,975.72 × 62,764.50
4. Step 4: Simplify right side
   113,751.30x = 9,852,502,577.94
5. Step 5: Solve for x
   x = 9,852,502,577.94/113,751.30
6. Step 6: Final answer
   x = 86,614.42