Finding the Fourth Proportional to 1,357,552.71, 1,871,882.06 and 1,111,770.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357,552.71 : 1,871,882.06 = 1,111,770.63 : x
2. Step 2: Convert to fraction form
   1,357,552.71/1,871,882.06 = 1,111,770.63/x
3. Step 3: Cross multiply
   1,357,552.71x = 1,871,882.06 × 1,111,770.63
4. Step 4: Simplify right side
   1,357,552.71x = 2,081,103,491,573.04
5. Step 5: Solve for x
   x = 2,081,103,491,573.04/1,357,552.71
6. Step 6: Final answer
   x = 1,532,981.72