Finding the Fourth Proportional to 160,824,086.24, 221,941,656.72 and 90,264,083.48

Step by Step Solution

1. Step 1: Write the proportion equation
   160,824,086.24 : 221,941,656.72 = 90,264,083.48 : x
2. Step 2: Convert to fraction form
   160,824,086.24/221,941,656.72 = 90,264,083.48/x
3. Step 3: Cross multiply
   160,824,086.24x = 221,941,656.72 × 90,264,083.48
4. Step 4: Simplify right side
   160,824,086.24x = 20,033,360,229,863,584
5. Step 5: Solve for x
   x = 20,033,360,229,863,584/160,824,086.24
6. Step 6: Final answer
   x = 124,566,914.68