Finding the Fourth Proportional to 434,285,013.72, 651,427,105.86 and 111,168,367.32

Step by Step Solution

1. Step 1: Write the proportion equation
   434,285,013.72 : 651,427,105.86 = 111,168,367.32 : x
2. Step 2: Convert to fraction form
   434,285,013.72/651,427,105.86 = 111,168,367.32/x
3. Step 3: Cross multiply
   434,285,013.72x = 651,427,105.86 × 111,168,367.32
4. Step 4: Simplify right side
   434,285,013.72x = 72,418,087,786,449,008
5. Step 5: Solve for x
   x = 72,418,087,786,449,008/434,285,013.72
6. Step 6: Final answer
   x = 166,752,444.82