Finding the Fourth Proportional to 77,300.10, 115,774.11 and 46,070.82

Step by Step Solution

1. Step 1: Write the proportion equation
   77,300.10 : 115,774.11 = 46,070.82 : x
2. Step 2: Convert to fraction form
   77,300.10/115,774.11 = 46,070.82/x
3. Step 3: Cross multiply
   77,300.10x = 115,774.11 × 46,070.82
4. Step 4: Simplify right side
   77,300.10x = 5,333,808,182.47
5. Step 5: Solve for x
   x = 5,333,808,182.47/77,300.10
6. Step 6: Final answer
   x = 69,001.31