Finding the Fourth Proportional to 9,965,385.99, 13,752,232.83 and 5,381,707.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,965,385.99 : 13,752,232.83 = 5,381,707.37 : x
2. Step 2: Convert to fraction form
   9,965,385.99/13,752,232.83 = 5,381,707.37/x
3. Step 3: Cross multiply
   9,965,385.99x = 13,752,232.83 × 5,381,707.37
4. Step 4: Simplify right side
   9,965,385.99x = 74,010,492,706,405.80
5. Step 5: Solve for x
   x = 74,010,492,706,405.80/9,965,385.99
6. Step 6: Final answer
   x = 7,426,756.25