Finding the Fourth Proportional to 10,648,978.86, 14,696,758.43 and 6,179,518.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,648,978.86 : 14,696,758.43 = 6,179,518.49 : x
2. Step 2: Convert to fraction form
   10,648,978.86/14,696,758.43 = 6,179,518.49/x
3. Step 3: Cross multiply
   10,648,978.86x = 14,696,758.43 × 6,179,518.49
4. Step 4: Simplify right side
   10,648,978.86x = 90,818,890,461,248.38
5. Step 5: Solve for x
   x = 90,818,890,461,248.38/10,648,978.86
6. Step 6: Final answer
   x = 8,528,413.07