Finding the Fourth Proportional to 112,274,753.82, 168,412,032.24 and 42,258,063.60

Step by Step Solution

1. Step 1: Write the proportion equation
   112,274,753.82 : 168,412,032.24 = 42,258,063.60 : x
2. Step 2: Convert to fraction form
   112,274,753.82/168,412,032.24 = 42,258,063.60/x
3. Step 3: Cross multiply
   112,274,753.82x = 168,412,032.24 × 42,258,063.60
4. Step 4: Simplify right side
   112,274,753.82x = 7,116,766,369,403,171
5. Step 5: Solve for x
   x = 7,116,766,369,403,171/112,274,753.82
6. Step 6: Final answer
   x = 63,387,058.33