Finding the Fourth Proportional to 43,117,839.39, 64,673,115.66 and 13,971,061.47

Step by Step Solution

1. Step 1: Write the proportion equation
   43,117,839.39 : 64,673,115.66 = 13,971,061.47 : x
2. Step 2: Convert to fraction form
   43,117,839.39/64,673,115.66 = 13,971,061.47/x
3. Step 3: Cross multiply
   43,117,839.39x = 64,673,115.66 × 13,971,061.47
4. Step 4: Simplify right side
   43,117,839.39x = 903,552,074,342,279.62
5. Step 5: Solve for x
   x = 903,552,074,342,279.62/43,117,839.39
6. Step 6: Final answer
   x = 20,955,411.66