Finding the Fourth Proportional to 117,969,485.58, 162,731,222.55 and 73,839,871.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,969,485.58 : 162,731,222.55 = 73,839,871.50 : x
2. Step 2: Convert to fraction form
   117,969,485.58/162,731,222.55 = 73,839,871.50/x
3. Step 3: Cross multiply
   117,969,485.58x = 162,731,222.55 × 73,839,871.50
4. Step 4: Simplify right side
   117,969,485.58x = 12,016,052,562,129,904
5. Step 5: Solve for x
   x = 12,016,052,562,129,904/117,969,485.58
6. Step 6: Final answer
   x = 101,857,293.88