Finding the Fourth Proportional to 60,911,749.83, 91,361,147.81 and 17,191,427.37

Step by Step Solution

1. Step 1: Write the proportion equation
   60,911,749.83 : 91,361,147.81 = 17,191,427.37 : x
2. Step 2: Convert to fraction form
   60,911,749.83/91,361,147.81 = 17,191,427.37/x
3. Step 3: Cross multiply
   60,911,749.83x = 91,361,147.81 × 17,191,427.37
4. Step 4: Simplify right side
   60,911,749.83x = 1,570,628,536,515,665.25
5. Step 5: Solve for x
   x = 1,570,628,536,515,665.25/60,911,749.83
6. Step 6: Final answer
   x = 25,785,313.03