Finding the Fourth Proportional to 42,671,735.90, 64,007,769.92 and 10,323,586.53

Step by Step Solution

1. Step 1: Write the proportion equation
   42,671,735.90 : 64,007,769.92 = 10,323,586.53 : x
2. Step 2: Convert to fraction form
   42,671,735.90/64,007,769.92 = 10,323,586.53/x
3. Step 3: Cross multiply
   42,671,735.90x = 64,007,769.92 × 10,323,586.53
4. Step 4: Simplify right side
   42,671,735.90x = 660,789,751,309,833.25
5. Step 5: Solve for x
   x = 660,789,751,309,833.25/42,671,735.90
6. Step 6: Final answer
   x = 15,485,419.97