Finding the Fourth Proportional to 171,843,025.07, 257,931,007.37 and 162,510,630.48

Step by Step Solution

1. Step 1: Write the proportion equation
   171,843,025.07 : 257,931,007.37 = 162,510,630.48 : x
2. Step 2: Convert to fraction form
   171,843,025.07/257,931,007.37 = 162,510,630.48/x
3. Step 3: Cross multiply
   171,843,025.07x = 257,931,007.37 × 162,510,630.48
4. Step 4: Simplify right side
   171,843,025.07x = 41,916,530,625,938,016
5. Step 5: Solve for x
   x = 41,916,530,625,938,016/171,843,025.07
6. Step 6: Final answer
   x = 243,923,374.89