Finding the Fourth Proportional to 1,254,017.99, 1,730,651.54 and 710,250.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,254,017.99 : 1,730,651.54 = 710,250.50 : x
2. Step 2: Convert to fraction form
   1,254,017.99/1,730,651.54 = 710,250.50/x
3. Step 3: Cross multiply
   1,254,017.99x = 1,730,651.54 × 710,250.50
4. Step 4: Simplify right side
   1,254,017.99x = 1,229,196,122,386.15
5. Step 5: Solve for x
   x = 1,229,196,122,386.15/1,254,017.99
6. Step 6: Final answer
   x = 980,206.13