Finding the Fourth Proportional to 9,856,788.68, 13,602,389.46 and 5,564,436.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,856,788.68 : 13,602,389.46 = 5,564,436.68 : x
2. Step 2: Convert to fraction form
   9,856,788.68/13,602,389.46 = 5,564,436.68/x
3. Step 3: Cross multiply
   9,856,788.68x = 13,602,389.46 × 5,564,436.68
4. Step 4: Simplify right side
   9,856,788.68x = 75,689,634,846,869.39
5. Step 5: Solve for x
   x = 75,689,634,846,869.39/9,856,788.68
6. Step 6: Final answer
   x = 7,678,934.52