Finding the Fourth Proportional to 147,456,089.58, 221,220,146.39 and 49,087,606.15

Step by Step Solution

1. Step 1: Write the proportion equation
   147,456,089.58 : 221,220,146.39 = 49,087,606.15 : x
2. Step 2: Convert to fraction form
   147,456,089.58/221,220,146.39 = 49,087,606.15/x
3. Step 3: Cross multiply
   147,456,089.58x = 221,220,146.39 × 49,087,606.15
4. Step 4: Simplify right side
   147,456,089.58x = 10,859,167,419,505,564
5. Step 5: Solve for x
   x = 10,859,167,419,505,564/147,456,089.58
6. Step 6: Final answer
   x = 73,643,397.51