Finding the Fourth Proportional to 782,498.10, 1,097,859.30 and 782,498.10

Step by Step Solution

1. Step 1: Write the proportion equation
   782,498.10 : 1,097,859.30 = 782,498.10 : x
2. Step 2: Convert to fraction form
   782,498.10/1,097,859.30 = 782,498.10/x
3. Step 3: Cross multiply
   782,498.10x = 1,097,859.30 × 782,498.10
4. Step 4: Simplify right side
   782,498.10x = 859,072,816,317.33
5. Step 5: Solve for x
   x = 859,072,816,317.33/782,498.10
6. Step 6: Final answer
   x = 1,097,859.30