Finding the Fourth Proportional to 1,974,280.88, 2,724,525.64 and 1,158,498.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,974,280.88 : 2,724,525.64 = 1,158,498.15 : x
2. Step 2: Convert to fraction form
   1,974,280.88/2,724,525.64 = 1,158,498.15/x
3. Step 3: Cross multiply
   1,974,280.88x = 2,724,525.64 × 1,158,498.15
4. Step 4: Simplify right side
   1,974,280.88x = 3,156,357,913,567.57
5. Step 5: Solve for x
   x = 3,156,357,913,567.57/1,974,280.88
6. Step 6: Final answer
   x = 1,598,738.02