Finding the Fourth Proportional to 42,083,243.18, 63,069,059.82 and 21,612,135.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,083,243.18 : 63,069,059.82 = 21,612,135.86 : x
2. Step 2: Convert to fraction form
   42,083,243.18/63,069,059.82 = 21,612,135.86/x
3. Step 3: Cross multiply
   42,083,243.18x = 63,069,059.82 × 21,612,135.86
4. Step 4: Simplify right side
   42,083,243.18x = 1,363,057,089,392,307
5. Step 5: Solve for x
   x = 1,363,057,089,392,307/42,083,243.18
6. Step 6: Final answer
   x = 32,389,544.78