Finding the Fourth Proportional to 57,745,003.93, 86,589,162.26 and 28,565,128.69

Step by Step Solution

1. Step 1: Write the proportion equation
   57,745,003.93 : 86,589,162.26 = 28,565,128.69 : x
2. Step 2: Convert to fraction form
   57,745,003.93/86,589,162.26 = 28,565,128.69/x
3. Step 3: Cross multiply
   57,745,003.93x = 86,589,162.26 × 28,565,128.69
4. Step 4: Simplify right side
   57,745,003.93x = 2,473,430,562,973,365.50
5. Step 5: Solve for x
   x = 2,473,430,562,973,365.50/57,745,003.93
6. Step 6: Final answer
   x = 42,833,672.09