Finding the Fourth Proportional to 109,596,340.32, 164,165,744.72 and 65,738,007.28

Step by Step Solution

1. Step 1: Write the proportion equation
   109,596,340.32 : 164,165,744.72 = 65,738,007.28 : x
2. Step 2: Convert to fraction form
   109,596,340.32/164,165,744.72 = 65,738,007.28/x
3. Step 3: Cross multiply
   109,596,340.32x = 164,165,744.72 × 65,738,007.28
4. Step 4: Simplify right side
   109,596,340.32x = 10,791,928,921,529,982
5. Step 5: Solve for x
   x = 10,791,928,921,529,982/109,596,340.32
6. Step 6: Final answer
   x = 98,469,792.79