Finding the Fourth Proportional to 106,169,868.72, 146,496,982.32 and 61,499,956.32

Step by Step Solution

1. Step 1: Write the proportion equation
   106,169,868.72 : 146,496,982.32 = 61,499,956.32 : x
2. Step 2: Convert to fraction form
   106,169,868.72/146,496,982.32 = 61,499,956.32/x
3. Step 3: Cross multiply
   106,169,868.72x = 146,496,982.32 × 61,499,956.32
4. Step 4: Simplify right side
   106,169,868.72x = 9,009,558,013,691,812
5. Step 5: Solve for x
   x = 9,009,558,013,691,812/106,169,868.72
6. Step 6: Final answer
   x = 84,859,839.45