Finding the Fourth Proportional to 40,091,401.98, 55,326,132.93 and 21,756,687.48

Step by Step Solution

1. Step 1: Write the proportion equation
   40,091,401.98 : 55,326,132.93 = 21,756,687.48 : x
2. Step 2: Convert to fraction form
   40,091,401.98/55,326,132.93 = 21,756,687.48/x
3. Step 3: Cross multiply
   40,091,401.98x = 55,326,132.93 × 21,756,687.48
4. Step 4: Simplify right side
   40,091,401.98x = 1,203,713,383,594,153
5. Step 5: Solve for x
   x = 1,203,713,383,594,153/40,091,401.98
6. Step 6: Final answer
   x = 30,024,227.74