Finding the Fourth Proportional to 116,141,858.78, 160,279,698.56 and 63,220,496.90

Step by Step Solution

1. Step 1: Write the proportion equation
   116,141,858.78 : 160,279,698.56 = 63,220,496.90 : x
2. Step 2: Convert to fraction form
   116,141,858.78/160,279,698.56 = 63,220,496.90/x
3. Step 3: Cross multiply
   116,141,858.78x = 160,279,698.56 × 63,220,496.90
4. Step 4: Simplify right side
   116,141,858.78x = 10,132,962,184,827,914
5. Step 5: Solve for x
   x = 10,132,962,184,827,914/116,141,858.78
6. Step 6: Final answer
   x = 87,246,426.84