Finding the Fourth Proportional to 21,050,658.63, 31,587,054.17 and 14,942,061.45

Step by Step Solution

1. Step 1: Write the proportion equation
   21,050,658.63 : 31,587,054.17 = 14,942,061.45 : x
2. Step 2: Convert to fraction form
   21,050,658.63/31,587,054.17 = 14,942,061.45/x
3. Step 3: Cross multiply
   21,050,658.63x = 31,587,054.17 × 14,942,061.45
4. Step 4: Simplify right side
   21,050,658.63x = 471,975,704,357,908.38
5. Step 5: Solve for x
   x = 471,975,704,357,908.38/21,050,658.63
6. Step 6: Final answer
   x = 22,420,947.14