Finding the Fourth Proportional to 21,591,123.10, 32,392,356.81 and 7,759,478.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,591,123.10 : 32,392,356.81 = 7,759,478.32 : x
2. Step 2: Convert to fraction form
   21,591,123.10/32,392,356.81 = 7,759,478.32/x
3. Step 3: Cross multiply
   21,591,123.10x = 32,392,356.81 × 7,759,478.32
4. Step 4: Simplify right side
   21,591,123.10x = 251,347,790,400,899.34
5. Step 5: Solve for x
   x = 251,347,790,400,899.34/21,591,123.10
6. Step 6: Final answer
   x = 11,641,255.96