Finding the Fourth Proportional to 116,774,901.72, 175,108,436.64 and 42,980,145.48

Step by Step Solution

1. Step 1: Write the proportion equation
   116,774,901.72 : 175,108,436.64 = 42,980,145.48 : x
2. Step 2: Convert to fraction form
   116,774,901.72/175,108,436.64 = 42,980,145.48/x
3. Step 3: Cross multiply
   116,774,901.72x = 175,108,436.64 × 42,980,145.48
4. Step 4: Simplify right side
   116,774,901.72x = 7,526,186,081,562,561
5. Step 5: Solve for x
   x = 7,526,186,081,562,561/116,774,901.72
6. Step 6: Final answer
   x = 64,450,373.93