Finding the Fourth Proportional to 64,892,013.64, 89,550,971.58 and 35,122,656.61

Step by Step Solution

1. Step 1: Write the proportion equation
   64,892,013.64 : 89,550,971.58 = 35,122,656.61 : x
2. Step 2: Convert to fraction form
   64,892,013.64/89,550,971.58 = 35,122,656.61/x
3. Step 3: Cross multiply
   64,892,013.64x = 89,550,971.58 × 35,122,656.61
4. Step 4: Simplify right side
   64,892,013.64x = 3,145,268,024,139,857.50
5. Step 5: Solve for x
   x = 3,145,268,024,139,857.50/64,892,013.64
6. Step 6: Final answer
   x = 48,469,262.21