Finding the Fourth Proportional to 116,774,902.72, 175,108,438.14 and 42,980,146.48

Step by Step Solution

1. Step 1: Write the proportion equation
   116,774,902.72 : 175,108,438.14 = 42,980,146.48 : x
2. Step 2: Convert to fraction form
   116,774,902.72/175,108,438.14 = 42,980,146.48/x
3. Step 3: Cross multiply
   116,774,902.72x = 175,108,438.14 × 42,980,146.48
4. Step 4: Simplify right side
   116,774,902.72x = 7,526,186,321,141,218
5. Step 5: Solve for x
   x = 7,526,186,321,141,218/116,774,902.72
6. Step 6: Final answer
   x = 64,450,375.43