Finding the Fourth Proportional to 1,140,510.88, 1,708,877.23 and 801,897.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,510.88 : 1,708,877.23 = 801,897.15 : x
2. Step 2: Convert to fraction form
   1,140,510.88/1,708,877.23 = 801,897.15/x
3. Step 3: Cross multiply
   1,140,510.88x = 1,708,877.23 × 801,897.15
4. Step 4: Simplify right side
   1,140,510.88x = 1,370,343,780,436.89
5. Step 5: Solve for x
   x = 1,370,343,780,436.89/1,140,510.88
6. Step 6: Final answer
   x = 1,201,517.50