Finding the Fourth Proportional to 30,517,120.67, 42,113,663.06 and 16,578,484.98

Step by Step Solution

1. Step 1: Write the proportion equation
   30,517,120.67 : 42,113,663.06 = 16,578,484.98 : x
2. Step 2: Convert to fraction form
   30,517,120.67/42,113,663.06 = 16,578,484.98/x
3. Step 3: Cross multiply
   30,517,120.67x = 42,113,663.06 × 16,578,484.98
4. Step 4: Simplify right side
   30,517,120.67x = 698,180,730,410,098.38
5. Step 5: Solve for x
   x = 698,180,730,410,098.38/30,517,120.67
6. Step 6: Final answer
   x = 22,878,329.12