Finding the Fourth Proportional to 9,272,298.01, 12,796,557.23 and 5,143,659.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,272,298.01 : 12,796,557.23 = 5,143,659.40 : x
2. Step 2: Convert to fraction form
   9,272,298.01/12,796,557.23 = 5,143,659.40/x
3. Step 3: Cross multiply
   9,272,298.01x = 12,796,557.23 × 5,143,659.40
4. Step 4: Simplify right side
   9,272,298.01x = 65,821,131,883,727.47
5. Step 5: Solve for x
   x = 65,821,131,883,727.47/9,272,298.01
6. Step 6: Final answer
   x = 7,098,685.98