Finding the Fourth Proportional to 56,319,657.48, 84,492,667.69 and 17,456,078.34

Step by Step Solution

1. Step 1: Write the proportion equation
   56,319,657.48 : 84,492,667.69 = 17,456,078.34 : x
2. Step 2: Convert to fraction form
   56,319,657.48/84,492,667.69 = 17,456,078.34/x
3. Step 3: Cross multiply
   56,319,657.48x = 84,492,667.69 × 17,456,078.34
4. Step 4: Simplify right side
   56,319,657.48x = 1,474,910,626,308,586.75
5. Step 5: Solve for x
   x = 1,474,910,626,308,586.75/56,319,657.48
6. Step 6: Final answer
   x = 26,188,203.06