Finding the Fourth Proportional to 123,670,323.10, 185,688,536.55 and 69,191,715.70

Step by Step Solution

1. Step 1: Write the proportion equation
   123,670,323.10 : 185,688,536.55 = 69,191,715.70 : x
2. Step 2: Convert to fraction form
   123,670,323.10/185,688,536.55 = 69,191,715.70/x
3. Step 3: Cross multiply
   123,670,323.10x = 185,688,536.55 × 69,191,715.70
4. Step 4: Simplify right side
   123,670,323.10x = 12,848,108,429,716,660
5. Step 5: Solve for x
   x = 12,848,108,429,716,660/123,670,323.10
6. Step 6: Final answer
   x = 103,889,988.38