Finding the Fourth Proportional to 83,499,662, 115,279,922.04 and 54,576,674.48

Step by Step Solution

1. Step 1: Write the proportion equation
   83,499,662 : 115,279,922.04 = 54,576,674.48 : x
2. Step 2: Convert to fraction form
   83,499,662/115,279,922.04 = 54,576,674.48/x
3. Step 3: Cross multiply
   83,499,662x = 115,279,922.04 × 54,576,674.48
4. Step 4: Simplify right side
   83,499,662x = 6,291,594,779,256,858
5. Step 5: Solve for x
   x = 6,291,594,779,256,858/83,499,662
6. Step 6: Final answer
   x = 75,348,745.47