Finding the Fourth Proportional to 16,806,316.10, 25,209,474.15 and 16,433,068.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,806,316.10 : 25,209,474.15 = 16,433,068.10 : x
2. Step 2: Convert to fraction form
   16,806,316.10/25,209,474.15 = 16,433,068.10/x
3. Step 3: Cross multiply
   16,806,316.10x = 25,209,474.15 × 16,433,068.10
4. Step 4: Simplify right side
   16,806,316.10x = 414,269,005,472,139.56
5. Step 5: Solve for x
   x = 414,269,005,472,139.56/16,806,316.10
6. Step 6: Final answer
   x = 24,649,602.15