Finding the Fourth Proportional to 14,514,111.42, 21,755,978.15 and 5,412,547.67

Step by Step Solution

1. Step 1: Write the proportion equation
   14,514,111.42 : 21,755,978.15 = 5,412,547.67 : x
2. Step 2: Convert to fraction form
   14,514,111.42/21,755,978.15 = 5,412,547.67/x
3. Step 3: Cross multiply
   14,514,111.42x = 21,755,978.15 × 5,412,547.67
4. Step 4: Simplify right side
   14,514,111.42x = 117,755,268,844,353.41
5. Step 5: Solve for x
   x = 117,755,268,844,353.41/14,514,111.42
6. Step 6: Final answer
   x = 8,113,157.29