Finding the Fourth Proportional to 101,066,873.69, 139,472,706.06 and 54,657,127.61

Step by Step Solution

1. Step 1: Write the proportion equation
   101,066,873.69 : 139,472,706.06 = 54,657,127.61 : x
2. Step 2: Convert to fraction form
   101,066,873.69/139,472,706.06 = 54,657,127.61/x
3. Step 3: Cross multiply
   101,066,873.69x = 139,472,706.06 × 54,657,127.61
4. Step 4: Simplify right side
   101,066,873.69x = 7,623,177,492,262,791
5. Step 5: Solve for x
   x = 7,623,177,492,262,791/101,066,873.69
6. Step 6: Final answer
   x = 75,427,063.43