Finding the Fourth Proportional to 91,387.65, 126,146.72 and 62,801.96

Step by Step Solution

1. Step 1: Write the proportion equation
   91,387.65 : 126,146.72 = 62,801.96 : x
2. Step 2: Convert to fraction form
   91,387.65/126,146.72 = 62,801.96/x
3. Step 3: Cross multiply
   91,387.65x = 126,146.72 × 62,801.96
4. Step 4: Simplify right side
   91,387.65x = 7,922,261,264.93
5. Step 5: Solve for x
   x = 7,922,261,264.93/91,387.65
6. Step 6: Final answer
   x = 86,688.53