Finding the Fourth Proportional to 89,893,994.88, 124,032,139.20 and 54,611,094.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,893,994.88 : 124,032,139.20 = 54,611,094.72 : x
2. Step 2: Convert to fraction form
   89,893,994.88/124,032,139.20 = 54,611,094.72/x
3. Step 3: Cross multiply
   89,893,994.88x = 124,032,139.20 × 54,611,094.72
4. Step 4: Simplify right side
   89,893,994.88x = 6,773,530,902,175,425
5. Step 5: Solve for x
   x = 6,773,530,902,175,425/89,893,994.88
6. Step 6: Final answer
   x = 75,350,204.55