Finding the Fourth Proportional to 152,242,719.68, 210,095,155.88 and 82,628,100.56

Step by Step Solution

1. Step 1: Write the proportion equation
   152,242,719.68 : 210,095,155.88 = 82,628,100.56 : x
2. Step 2: Convert to fraction form
   152,242,719.68/210,095,155.88 = 82,628,100.56/x
3. Step 3: Cross multiply
   152,242,719.68x = 210,095,155.88 × 82,628,100.56
4. Step 4: Simplify right side
   152,242,719.68x = 17,359,763,667,221,516
5. Step 5: Solve for x
   x = 17,359,763,667,221,516/152,242,719.68
6. Step 6: Final answer
   x = 114,026,888.80