Finding the Fourth Proportional to 193,699,023.91, 267,302,443.98 and 105,591,077.89

Step by Step Solution

1. Step 1: Write the proportion equation
   193,699,023.91 : 267,302,443.98 = 105,591,077.89 : x
2. Step 2: Convert to fraction form
   193,699,023.91/267,302,443.98 = 105,591,077.89/x
3. Step 3: Cross multiply
   193,699,023.91x = 267,302,443.98 × 105,591,077.89
4. Step 4: Simplify right side
   193,699,023.91x = 28,224,753,181,951,584
5. Step 5: Solve for x
   x = 28,224,753,181,951,584/193,699,023.91
6. Step 6: Final answer
   x = 145,714,483.29