Finding the Fourth Proportional to 9,663,561.50, 13,335,723.43 and 5,312,721.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,663,561.50 : 13,335,723.43 = 5,312,721.83 : x
2. Step 2: Convert to fraction form
   9,663,561.50/13,335,723.43 = 5,312,721.83/x
3. Step 3: Cross multiply
   9,663,561.50x = 13,335,723.43 × 5,312,721.83
4. Step 4: Simplify right side
   9,663,561.50x = 70,848,988,905,443.06
5. Step 5: Solve for x
   x = 70,848,988,905,443.06/9,663,561.50
6. Step 6: Final answer
   x = 7,331,560.83