Finding the Fourth Proportional to 72,003,883.98, 99,365,621.43 and 38,964,129.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,003,883.98 : 99,365,621.43 = 38,964,129.52 : x
2. Step 2: Convert to fraction form
   72,003,883.98/99,365,621.43 = 38,964,129.52/x
3. Step 3: Cross multiply
   72,003,883.98x = 99,365,621.43 × 38,964,129.52
4. Step 4: Simplify right side
   72,003,883.98x = 3,871,694,943,233,808
5. Step 5: Solve for x
   x = 3,871,694,943,233,808/72,003,883.98
6. Step 6: Final answer
   x = 53,770,640.27