Finding the Fourth Proportional to 1,500,086.32, 2,070,124.58 and 811,758.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500,086.32 : 2,070,124.58 = 811,758.10 : x
2. Step 2: Convert to fraction form
   1,500,086.32/2,070,124.58 = 811,758.10/x
3. Step 3: Cross multiply
   1,500,086.32x = 2,070,124.58 × 811,758.10
4. Step 4: Simplify right side
   1,500,086.32x = 1,680,440,395,824.10
5. Step 5: Solve for x
   x = 1,680,440,395,824.10/1,500,086.32
6. Step 6: Final answer
   x = 1,120,229.13