Finding the Fourth Proportional to 160,341,870.72, 240,682,884.12 and 142,016,776.68

Step by Step Solution

1. Step 1: Write the proportion equation
   160,341,870.72 : 240,682,884.12 = 142,016,776.68 : x
2. Step 2: Convert to fraction form
   160,341,870.72/240,682,884.12 = 142,016,776.68/x
3. Step 3: Cross multiply
   160,341,870.72x = 240,682,884.12 × 142,016,776.68
4. Step 4: Simplify right side
   160,341,870.72x = 34,181,007,404,768,360
5. Step 5: Solve for x
   x = 34,181,007,404,768,360/160,341,870.72
6. Step 6: Final answer
   x = 213,175,805.24