Finding the Fourth Proportional to 118,099,086.77, 162,976,841.24 and 65,888,130.48

Step by Step Solution

1. Step 1: Write the proportion equation
   118,099,086.77 : 162,976,841.24 = 65,888,130.48 : x
2. Step 2: Convert to fraction form
   118,099,086.77/162,976,841.24 = 65,888,130.48/x
3. Step 3: Cross multiply
   118,099,086.77x = 162,976,841.24 × 65,888,130.48
4. Step 4: Simplify right side
   118,099,086.77x = 10,738,239,380,509,924
5. Step 5: Solve for x
   x = 10,738,239,380,509,924/118,099,086.77
6. Step 6: Final answer
   x = 90,925,676.69