Finding the Fourth Proportional to 91,399,340.95, 126,097,991.82 and 60,054,261.86

Step by Step Solution

1. Step 1: Write the proportion equation
   91,399,340.95 : 126,097,991.82 = 60,054,261.86 : x
2. Step 2: Convert to fraction form
   91,399,340.95/126,097,991.82 = 60,054,261.86/x
3. Step 3: Cross multiply
   91,399,340.95x = 126,097,991.82 × 60,054,261.86
4. Step 4: Simplify right side
   91,399,340.95x = 7,572,721,820,778,417
5. Step 5: Solve for x
   x = 7,572,721,820,778,417/91,399,340.95
6. Step 6: Final answer
   x = 82,853,133.75