Finding the Fourth Proportional to 43,115,291.61, 64,683,131.84 and 13,969,083.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,115,291.61 : 64,683,131.84 = 13,969,083.50 : x
2. Step 2: Convert to fraction form
   43,115,291.61/64,683,131.84 = 13,969,083.50/x
3. Step 3: Cross multiply
   43,115,291.61x = 64,683,131.84 × 13,969,083.50
4. Step 4: Simplify right side
   43,115,291.61x = 903,564,069,321,207.50
5. Step 5: Solve for x
   x = 903,564,069,321,207.50/43,115,291.61
6. Step 6: Final answer
   x = 20,956,928.17