Finding the Fourth Proportional to 1,434,915.10, 1,980,196.23 and 790,337.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434,915.10 : 1,980,196.23 = 790,337.62 : x
2. Step 2: Convert to fraction form
   1,434,915.10/1,980,196.23 = 790,337.62/x
3. Step 3: Cross multiply
   1,434,915.10x = 1,980,196.23 × 790,337.62
4. Step 4: Simplify right side
   1,434,915.10x = 1,565,023,575,551.17
5. Step 5: Solve for x
   x = 1,565,023,575,551.17/1,434,915.10
6. Step 6: Final answer
   x = 1,090,673.29