Finding the Fourth Proportional to 1,074,139.18, 1,482,282.50 and 590,704.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074,139.18 : 1,482,282.50 = 590,704.32 : x
2. Step 2: Convert to fraction form
   1,074,139.18/1,482,282.50 = 590,704.32/x
3. Step 3: Cross multiply
   1,074,139.18x = 1,482,282.50 × 590,704.32
4. Step 4: Simplify right side
   1,074,139.18x = 875,590,673,256.88
5. Step 5: Solve for x
   x = 875,590,673,256.88/1,074,139.18
6. Step 6: Final answer
   x = 815,155.70