Finding the Fourth Proportional to 249,287.86, 373,921.98 and 83,075.86

Step by Step Solution

1. Step 1: Write the proportion equation
   249,287.86 : 373,921.98 = 83,075.86 : x
2. Step 2: Convert to fraction form
   249,287.86/373,921.98 = 83,075.86/x
3. Step 3: Cross multiply
   249,287.86x = 373,921.98 × 83,075.86
4. Step 4: Simplify right side
   249,287.86x = 31,063,890,061.40
5. Step 5: Solve for x
   x = 31,063,890,061.40/249,287.86
6. Step 6: Final answer
   x = 124,610.52