Finding the Fourth Proportional to 84,061,796.06, 126,129,107.10 and 45,154,849.52

Step by Step Solution

1. Step 1: Write the proportion equation
   84,061,796.06 : 126,129,107.10 = 45,154,849.52 : x
2. Step 2: Convert to fraction form
   84,061,796.06/126,129,107.10 = 45,154,849.52/x
3. Step 3: Cross multiply
   84,061,796.06x = 126,129,107.10 × 45,154,849.52
4. Step 4: Simplify right side
   84,061,796.06x = 5,695,340,851,192,464
5. Step 5: Solve for x
   x = 5,695,340,851,192,464/84,061,796.06
6. Step 6: Final answer
   x = 67,751,833.99