Finding the Fourth Proportional to 12,393,698.04, 17,098,308.98 and 7,490,407.40

Step by Step Solution

1. Step 1: Write the proportion equation
   12,393,698.04 : 17,098,308.98 = 7,490,407.40 : x
2. Step 2: Convert to fraction form
   12,393,698.04/17,098,308.98 = 7,490,407.40/x
3. Step 3: Cross multiply
   12,393,698.04x = 17,098,308.98 × 7,490,407.40
4. Step 4: Simplify right side
   12,393,698.04x = 128,073,300,111,278.47
5. Step 5: Solve for x
   x = 128,073,300,111,278.47/12,393,698.04
6. Step 6: Final answer
   x = 10,333,743.79