Finding the Fourth Proportional to 52,343,116.68, 78,514,773.43 and 21,603,978.75

Step by Step Solution

1. Step 1: Write the proportion equation
   52,343,116.68 : 78,514,773.43 = 21,603,978.75 : x
2. Step 2: Convert to fraction form
   52,343,116.68/78,514,773.43 = 21,603,978.75/x
3. Step 3: Cross multiply
   52,343,116.68x = 78,514,773.43 × 21,603,978.75
4. Step 4: Simplify right side
   52,343,116.68x = 1,696,231,496,742,784.75
5. Step 5: Solve for x
   x = 1,696,231,496,742,784.75/52,343,116.68
6. Step 6: Final answer
   x = 32,406,008.74