Finding the Fourth Proportional to 65,066.82, 97,415.70 and 42,603.72

Step by Step Solution

1. Step 1: Write the proportion equation
   65,066.82 : 97,415.70 = 42,603.72 : x
2. Step 2: Convert to fraction form
   65,066.82/97,415.70 = 42,603.72/x
3. Step 3: Cross multiply
   65,066.82x = 97,415.70 × 42,603.72
4. Step 4: Simplify right side
   65,066.82x = 4,150,271,206.40
5. Step 5: Solve for x
   x = 4,150,271,206.40/65,066.82
6. Step 6: Final answer
   x = 63,784.76