Finding the Fourth Proportional to 120,501,758.62, 166,280,807.16 and 67,580,614.72

Step by Step Solution

1. Step 1: Write the proportion equation
   120,501,758.62 : 166,280,807.16 = 67,580,614.72 : x
2. Step 2: Convert to fraction form
   120,501,758.62/166,280,807.16 = 67,580,614.72/x
3. Step 3: Cross multiply
   120,501,758.62x = 166,280,807.16 × 67,580,614.72
4. Step 4: Simplify right side
   120,501,758.62x = 11,237,359,164,010,576
5. Step 5: Solve for x
   x = 11,237,359,164,010,576/120,501,758.62
6. Step 6: Final answer
   x = 93,254,731.65