Finding the Fourth Proportional to 89,855,419.91, 134,783,524.74 and 28,444,880.30

Step by Step Solution

1. Step 1: Write the proportion equation
   89,855,419.91 : 134,783,524.74 = 28,444,880.30 : x
2. Step 2: Convert to fraction form
   89,855,419.91/134,783,524.74 = 28,444,880.30/x
3. Step 3: Cross multiply
   89,855,419.91x = 134,783,524.74 × 28,444,880.30
4. Step 4: Simplify right side
   89,855,419.91x = 3,833,901,227,641,389
5. Step 5: Solve for x
   x = 3,833,901,227,641,389/89,855,419.91
6. Step 6: Final answer
   x = 42,667,445.45