Finding the Fourth Proportional to 10,590,334.96, 15,874,443.24 and 5,191,510

Step by Step Solution

1. Step 1: Write the proportion equation
   10,590,334.96 : 15,874,443.24 = 5,191,510 : x
2. Step 2: Convert to fraction form
   10,590,334.96/15,874,443.24 = 5,191,510/x
3. Step 3: Cross multiply
   10,590,334.96x = 15,874,443.24 × 5,191,510
4. Step 4: Simplify right side
   10,590,334.96x = 82,412,330,824,892.41
5. Step 5: Solve for x
   x = 82,412,330,824,892.41/10,590,334.96
6. Step 6: Final answer
   x = 7,781,843.65