Finding the Fourth Proportional to 9,861,067.15, 13,609,624.51 and 5,674,665.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,861,067.15 : 13,609,624.51 = 5,674,665.99 : x
2. Step 2: Convert to fraction form
   9,861,067.15/13,609,624.51 = 5,674,665.99/x
3. Step 3: Cross multiply
   9,861,067.15x = 13,609,624.51 × 5,674,665.99
4. Step 4: Simplify right side
   9,861,067.15x = 77,230,073,401,696.84
5. Step 5: Solve for x
   x = 77,230,073,401,696.84/9,861,067.15
6. Step 6: Final answer
   x = 7,831,817.01