Finding the Fourth Proportional to 72,407,427.30, 108,737,112.15 and 38,395,203.30

Step by Step Solution

1. Step 1: Write the proportion equation
   72,407,427.30 : 108,737,112.15 = 38,395,203.30 : x
2. Step 2: Convert to fraction form
   72,407,427.30/108,737,112.15 = 38,395,203.30/x
3. Step 3: Cross multiply
   72,407,427.30x = 108,737,112.15 × 38,395,203.30
4. Step 4: Simplify right side
   72,407,427.30x = 4,174,983,527,254,150
5. Step 5: Solve for x
   x = 4,174,983,527,254,150/72,407,427.30
6. Step 6: Final answer
   x = 57,659,603.21