Finding the Fourth Proportional to 1,254,003.63, 1,730,535.18 and 681,047.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,254,003.63 : 1,730,535.18 = 681,047.91 : x
2. Step 2: Convert to fraction form
   1,254,003.63/1,730,535.18 = 681,047.91/x
3. Step 3: Cross multiply
   1,254,003.63x = 1,730,535.18 × 681,047.91
4. Step 4: Simplify right side
   1,254,003.63x = 1,178,577,367,520.47
5. Step 5: Solve for x
   x = 1,178,577,367,520.47/1,254,003.63
6. Step 6: Final answer
   x = 939,851.64