Finding the Fourth Proportional to 116,000,012.32, 160,040,840.24 and 65,758,844.18

Step by Step Solution

1. Step 1: Write the proportion equation
   116,000,012.32 : 160,040,840.24 = 65,758,844.18 : x
2. Step 2: Convert to fraction form
   116,000,012.32/160,040,840.24 = 65,758,844.18/x
3. Step 3: Cross multiply
   116,000,012.32x = 160,040,840.24 × 65,758,844.18
4. Step 4: Simplify right side
   116,000,012.32x = 10,524,100,676,342,934
5. Step 5: Solve for x
   x = 10,524,100,676,342,934/116,000,012.32
6. Step 6: Final answer
   x = 90,724,996.20