Finding the Fourth Proportional to 43,365.58, 64,681.96 and 42,053.02

Step by Step Solution

1. Step 1: Write the proportion equation
   43,365.58 : 64,681.96 = 42,053.02 : x
2. Step 2: Convert to fraction form
   43,365.58/64,681.96 = 42,053.02/x
3. Step 3: Cross multiply
   43,365.58x = 64,681.96 × 42,053.02
4. Step 4: Simplify right side
   43,365.58x = 2,720,071,757.52
5. Step 5: Solve for x
   x = 2,720,071,757.52/43,365.58
6. Step 6: Final answer
   x = 62,724.21