Finding the Fourth Proportional to 45,559,737.78, 68,325,524.82 and 13,214,017.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,559,737.78 : 68,325,524.82 = 13,214,017.50 : x
2. Step 2: Convert to fraction form
   45,559,737.78/68,325,524.82 = 13,214,017.50/x
3. Step 3: Cross multiply
   45,559,737.78x = 68,325,524.82 × 13,214,017.50
4. Step 4: Simplify right side
   45,559,737.78x = 902,854,680,668,164.25
5. Step 5: Solve for x
   x = 902,854,680,668,164.25/45,559,737.78
6. Step 6: Final answer
   x = 19,816,941.99