Finding the Fourth Proportional to 12,233,073.15, 18,349,026.53 and 4,145,255.55

Step by Step Solution

1. Step 1: Write the proportion equation
   12,233,073.15 : 18,349,026.53 = 4,145,255.55 : x
2. Step 2: Convert to fraction form
   12,233,073.15/18,349,026.53 = 4,145,255.55/x
3. Step 3: Cross multiply
   12,233,073.15x = 18,349,026.53 × 4,145,255.55
4. Step 4: Simplify right side
   12,233,073.15x = 76,061,404,039,853.45
5. Step 5: Solve for x
   x = 76,061,404,039,853.45/12,233,073.15
6. Step 6: Final answer
   x = 6,217,685.70