Finding the Fourth Proportional to 117,845,944.77, 162,632,472.18 and 65,635,003.65

Step by Step Solution

1. Step 1: Write the proportion equation
   117,845,944.77 : 162,632,472.18 = 65,635,003.65 : x
2. Step 2: Convert to fraction form
   117,845,944.77/162,632,472.18 = 65,635,003.65/x
3. Step 3: Cross multiply
   117,845,944.77x = 162,632,472.18 × 65,635,003.65
4. Step 4: Simplify right side
   117,845,944.77x = 10,674,382,905,142,824
5. Step 5: Solve for x
   x = 10,674,382,905,142,824/117,845,944.77
6. Step 6: Final answer
   x = 90,579,127.91