Finding the Fourth Proportional to 12,011,938.56, 18,018,890.64 and 3,492,264.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,011,938.56 : 18,018,890.64 = 3,492,264.24 : x
2. Step 2: Convert to fraction form
   12,011,938.56/18,018,890.64 = 3,492,264.24/x
3. Step 3: Cross multiply
   12,011,938.56x = 18,018,890.64 × 3,492,264.24
4. Step 4: Simplify right side
   12,011,938.56x = 62,926,727,426,542.72
5. Step 5: Solve for x
   x = 62,926,727,426,542.72/12,011,938.56
6. Step 6: Final answer
   x = 5,238,682.09