Finding the Fourth Proportional to 146,826,106.54, 202,615,980.89 and 80,746,603.43

Step by Step Solution

1. Step 1: Write the proportion equation
   146,826,106.54 : 202,615,980.89 = 80,746,603.43 : x
2. Step 2: Convert to fraction form
   146,826,106.54/202,615,980.89 = 80,746,603.43/x
3. Step 3: Cross multiply
   146,826,106.54x = 202,615,980.89 × 80,746,603.43
4. Step 4: Simplify right side
   146,826,106.54x = 16,360,552,256,088,474
5. Step 5: Solve for x
   x = 16,360,552,256,088,474/146,826,106.54
6. Step 6: Final answer
   x = 111,428,087.56