Finding the Fourth Proportional to 42,083,241.47, 63,069,057.26 and 21,612,134.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,083,241.47 : 63,069,057.26 = 21,612,134.15 : x
2. Step 2: Convert to fraction form
   42,083,241.47/63,069,057.26 = 21,612,134.15/x
3. Step 3: Cross multiply
   42,083,241.47x = 63,069,057.26 × 21,612,134.15
4. Step 4: Simplify right side
   42,083,241.47x = 1,363,056,926,109,090.75
5. Step 5: Solve for x
   x = 1,363,056,926,109,090.75/42,083,241.47
6. Step 6: Final answer
   x = 32,389,542.21