Finding the Fourth Proportional to 12,906,596.02, 17,812,143.59 and 7,400,483.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,906,596.02 : 17,812,143.59 = 7,400,483.15 : x
2. Step 2: Convert to fraction form
   12,906,596.02/17,812,143.59 = 7,400,483.15/x
3. Step 3: Cross multiply
   12,906,596.02x = 17,812,143.59 × 7,400,483.15
4. Step 4: Simplify right side
   12,906,596.02x = 131,818,468,466,173.11
5. Step 5: Solve for x
   x = 131,818,468,466,173.11/12,906,596.02
6. Step 6: Final answer
   x = 10,213,263.69