Finding the Fourth Proportional to 42,861,965.32, 64,301,805.60 and 14,109,826.24

Step by Step Solution

1. Step 1: Write the proportion equation
   42,861,965.32 : 64,301,805.60 = 14,109,826.24 : x
2. Step 2: Convert to fraction form
   42,861,965.32/64,301,805.60 = 14,109,826.24/x
3. Step 3: Cross multiply
   42,861,965.32x = 64,301,805.60 × 14,109,826.24
4. Step 4: Simplify right side
   42,861,965.32x = 907,287,303,934,259
5. Step 5: Solve for x
   x = 907,287,303,934,259/42,861,965.32
6. Step 6: Final answer
   x = 21,167,655.22