Finding the Fourth Proportional to 78,998,072.13, 118,485,150.77 and 21,494,827.33

Step by Step Solution

1. Step 1: Write the proportion equation
   78,998,072.13 : 118,485,150.77 = 21,494,827.33 : x
2. Step 2: Convert to fraction form
   78,998,072.13/118,485,150.77 = 21,494,827.33/x
3. Step 3: Cross multiply
   78,998,072.13x = 118,485,150.77 × 21,494,827.33
4. Step 4: Simplify right side
   78,998,072.13x = 2,546,817,856,515,865
5. Step 5: Solve for x
   x = 2,546,817,856,515,865/78,998,072.13
6. Step 6: Final answer
   x = 32,238,987.46