Finding the Fourth Proportional to 173,185,641.69, 259,776,294.91 and 42,029,003.54

Step by Step Solution

1. Step 1: Write the proportion equation
   173,185,641.69 : 259,776,294.91 = 42,029,003.54 : x
2. Step 2: Convert to fraction form
   173,185,641.69/259,776,294.91 = 42,029,003.54/x
3. Step 3: Cross multiply
   173,185,641.69x = 259,776,294.91 × 42,029,003.54
4. Step 4: Simplify right side
   173,185,641.69x = 10,918,138,818,380,474
5. Step 5: Solve for x
   x = 10,918,138,818,380,474/173,185,641.69
6. Step 6: Final answer
   x = 63,042,979.27