Finding the Fourth Proportional to 89,921,045.15, 124,094,051.29 and 55,107,012.27

Step by Step Solution

1. Step 1: Write the proportion equation
   89,921,045.15 : 124,094,051.29 = 55,107,012.27 : x
2. Step 2: Convert to fraction form
   89,921,045.15/124,094,051.29 = 55,107,012.27/x
3. Step 3: Cross multiply
   89,921,045.15x = 124,094,051.29 × 55,107,012.27
4. Step 4: Simplify right side
   89,921,045.15x = 6,838,452,407,072,040
5. Step 5: Solve for x
   x = 6,838,452,407,072,040/89,921,045.15
6. Step 6: Final answer
   x = 76,049,520.95