Finding the Fourth Proportional to 117,711,048.72, 176,405,147.87 and 74,503,123.95

Step by Step Solution

1. Step 1: Write the proportion equation
   117,711,048.72 : 176,405,147.87 = 74,503,123.95 : x
2. Step 2: Convert to fraction form
   117,711,048.72/176,405,147.87 = 74,503,123.95/x
3. Step 3: Cross multiply
   117,711,048.72x = 176,405,147.87 × 74,503,123.95
4. Step 4: Simplify right side
   117,711,048.72x = 13,142,734,597,362,946
5. Step 5: Solve for x
   x = 13,142,734,597,362,946/117,711,048.72
6. Step 6: Final answer
   x = 111,652,514.70