Finding the Fourth Proportional to 14,375,402.69, 21,550,506.90 and 5,406,253.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,375,402.69 : 21,550,506.90 = 5,406,253.25 : x
2. Step 2: Convert to fraction form
   14,375,402.69/21,550,506.90 = 5,406,253.25/x
3. Step 3: Cross multiply
   14,375,402.69x = 21,550,506.90 × 5,406,253.25
4. Step 4: Simplify right side
   14,375,402.69x = 116,507,497,859,519.89
5. Step 5: Solve for x
   x = 116,507,497,859,519.89/14,375,402.69
6. Step 6: Final answer
   x = 8,104,642.38