Finding the Fourth Proportional to 114,789,548.99, 158,408,064.78 and 64,553,752.68

Step by Step Solution

1. Step 1: Write the proportion equation
   114,789,548.99 : 158,408,064.78 = 64,553,752.68 : x
2. Step 2: Convert to fraction form
   114,789,548.99/158,408,064.78 = 64,553,752.68/x
3. Step 3: Cross multiply
   114,789,548.99x = 158,408,064.78 × 64,553,752.68
4. Step 4: Simplify right side
   114,789,548.99x = 10,225,835,036,325,538
5. Step 5: Solve for x
   x = 10,225,835,036,325,538/114,789,548.99
6. Step 6: Final answer
   x = 89,083,327.94