Finding the Fourth Proportional to 22,161,434.46, 30,582,460.30 and 12,238,737.00

Step by Step Solution

1. Step 1: Write the proportion equation
   22,161,434.46 : 30,582,460.30 = 12,238,737.00 : x
2. Step 2: Convert to fraction form
   22,161,434.46/30,582,460.30 = 12,238,737.00/x
3. Step 3: Cross multiply
   22,161,434.46x = 30,582,460.30 × 12,238,737.00
4. Step 4: Simplify right side
   22,161,434.46x = 374,290,688,271,728.81
5. Step 5: Solve for x
   x = 374,290,688,271,728.81/22,161,434.46
6. Step 6: Final answer
   x = 16,889,280.75